//重置样式
html,body{
  height: 100%;
  padding: 0;
  margin: 0;
}

#app{
  height: 100%;
}

.df {
  display: flex;
}

.aic{
  align-items: center;
}

.jcc{
  justify-content: center;
}

.jcsb{
  justify-content: space-between;
}


.fdc{
  flex-direction: column;
}


.f1{
  flex: 1;
}

.fn{
  float: none;
}

.mt10{

  margin-top: 10px;
}
.mb10{
  margin-top: 10px;
}
.p15{
  margin-top: 10px;
}
